I am assuming it is a factory head?
Oh once you figure out how to get them in.. there is a protrusion tolerance and different gasket thickness to adjust. Just don't want you to have problems=)
951 precamber should be a 617 010 03 52
Is the engine orginal to the car?
Michael
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Michael McGuire
83 300d
01 vw A4 TDI
66 Chevy Corsa
68 GMC V6 w/oD
86 300E
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